[bash] cPanel / WHM Cron bash script to delete all accounts > domains > users, trash / spam / junk emails with more than 30 days

cleartrash.sh

#!/bin/bash
# All users from all domains from all accounts in /home
MAILDIRS=$(find /home/*/mail/ -type d)
# Only .Trash .Junk .Spam folders
INBOXFOLDERS=(.Trash .Junk .spam)
for basedir in $MAILDIRS; do
  for ((i = 0; i < ${#INBOXFOLDERS[*]}; i++)); do
    # Only cur and new folders
    for dir in cur new; do
      # Only if the full path to the folder exists
      [ -e "$basedir/${INBOXFOLDERS[$i]}/$dir" ] && (
        # Delete files with more than 30 days
        find "$basedir/${INBOXFOLDERS[$i]}/$dir/" -type f -mtime +30 -delete
      )
    done
  done
done

# Save as /folder/cleartrash.sh and setup on cron daily:	
# /folder/cleartrash.sh >/dev/null 2>&1